3 layer 2 frame type statistics – CANOGA PERKINS 9145ELB NID Software Version 4.01 User Manual

Page 78

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9145ELB NID Software User’s Manual

Port Information

Layer 2 Statistics

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Oversize > MaxFrameSize The number of frames received on the interface that had a length
(excluding preamble and start-of-frame delimiter, but including the CRC) greater than the
Maximum Frame Size set for the system.

See the Functional Configuration screen for information on how to set the Maximum Frame Size.
The interface will discard the frame.

Fragments The number of frames received on the interface that were not an integral number of
bytes in length or that had a bad CRC, and were less than 64 bytes in length (excluding preamble
and start-of-frame delimiter but including the CRC). The interface will discard the frame.

CRC Errors The number of frames received on the interface that had a length (excluding
preamble and start-of-frame delimiter, but including the CRC) of between 64 and the Maximum
Frame Size, inclusive, but had a bad CRC. The interface will discard the frame.

Jabber Events The number of frames received on the interface that had a length greater than
1518 and had a bad CRC. This follows the definition in the RMON RFC.

Dropped The number of frames that the interface was unable to transmit due to buffer overflow
or link failure.

5.4.1.3 Layer 2 Frame Type Statistics

These counters are shown in Figure 5-14.

Frames Sent The total number of frames sent from the interface since the last reset (Raw) or
the last counter reset (Current).

Frames Rcvd The total number of valid frames received on the interface since the last reset
(Raw) or the last counter reset (Current).

Rx Broadcasts The number of broadcast frames received on the interface.

Tx Broadcasts The number of broadcast frames transmitted by the interface.

Rx Multicasts The number of multicast frames received on the interface.

Tx Multicasts The number of multicast frames transmitted by the interface.

VLAN Tagged The number of VLAN tagged frames received on the interface.

Pause Frames The number of PAUSE frames received by the interface.

Filtered Frames The number of frames received on the interface that were dropped due to
filtering rules.

Rx Management The number of frames received on the interface that were passed to the
9145ELB manager.

Tx Management The number of frames received from the 9145ELB manager that were passed
to the interface.

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